/**
 * 
 */
package com.tencent.common;

/**
 * @author tangqh
 *
 */
public class OrderUtil {

	/**
	 * 创建系统内部订单
	 * @return 订单号
	 */
	public static String createOrderNumber(Long mchId) {
		String time = mchId + DateUtil.getFullDateNumber();
		String randomString = RandomStringGenerator.getRandomStringByLength(32 - time.length());
		return time + randomString;
	}
}
